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Re: Live Foods Digest V2 #240

>Date: Wed, 04 Nov 1998 01:12:26 -0800
>From: Jeremy Adams <adamsjer at ucs_orst.edu>
>Subject: Fruit flies
>Does any ony know of any research regarding fruit flies and tempurature.
>I know they do well at room temp but is there an optimal temp. I know
>that raising temps increases pupae development but I wonder how much you
>can go with out interfearing with the reproductive cycles of the adults.
>I also wonder if temp can play a role in sex ration of offspring. I am
>wanting to speed up my fruitfly production for a while to feed some
>hungry baby frogs plus my killies which expect it as a daily treat. I
>currently have 9 cultures going and still can not keep up with the
>Any help is appreciated,

I had a bit of trouble culturing fruitflies a few years ago (hot
climate)and after a few enquiries was told that males become sterile over
28 deg celsius.

Dave W